The invention relates to a process for preparing an easy-finishing curly hair four-piece wig product. The product is prepared by processes of material selection, tidying, hair arrangement with a triple machine, tube winding, styling, cleaning, lotion soaking treatment, drying and packing. The product has the advantages of novel pattern, attractive appearance, durable hair style, wearing convenience, simple process and low late maintenance cost for a customer, and is easy to finish and make multiple hair styles with one pattern.